Which of the following is NOT a causal element of dry climates?
A) Seasonal influence of the ITCZ.
B) Dry, subsiding air associated with subtropical high pressure systems.
C) Cool, stabilizing ocean currents along the western margins of continents.
D) Location in the rain shadow of mountains.
A
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________ is a sedimentary rock formed by the cementation of coarse angular fragments of rubble.
A. Arkose B. Cataclastic C. Conglomerate D. Breccia E. Boulder rock
Which statement accurately describes active continental margins?
A) They are regions of great geological stability. B) They are characteristic of the margins along the Atlantic Basin. C) They are areas of frequent earthquakes and volcanoes. D) They are areas where lithospheric plates are actively moving apart.
A parcel of air at the surface is heated which expands the air and increases the parcel's volume. If the same number of air molecules occupy the greater volume, density decreases. The increase in volume results in lower pressure. What will happen to the air surrounding this parcel?
A. denser air flows in to replace the rising air B. more dense air rises at the surface C. less dense air sinks at the surface D. less dense air flows in to replace the rising air
pH influences ________
A) the number of soil horizons B) plant growth C) soil clumpiness D) erosion E) soil compaction